Class III
,
Posterior crossbite
,
Narrow arches
,
Asymmetric arches
,
Mandibular midline deviation

Distalization
,
Expansion
,
IPR
,
TADs
,
Elastics: Class III
Courtesy of Dr S. Oliveira, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 26
  • Gender: female
  • Invisalign Treatment Option: Invisalign Comprehensive

Total Treatment Time

  • 21 months

Number of aligners

  • Maxillary: 48 + 9 = 57
  • Mandibulary: 48 + 9 = 57

Aligner Wear time

  • 1-week

Retention

  • Maxillary: Fixed/Bonded
  • Mandibular: Fixed/Bonded

Results achieved

  • Class I relationship achieved
  • Functional canine guidance on both sides
  • Posterior crossbite corrected
  • Normal  overjet and overbite achieved
  • Midlines coincident
  • Arches aligned and coordinated
  • Arch form improved
  • Aesthetic smile line was achieved 
  • Harmonic arches were achieved

Comments

  • The desired results were obtained by expansion of arches with MARPE pre-ortho treatment.
  • Coordination of both upper and lower dental arch shape by expansion on the upper arch.
  • Distalization of lower posterior teeth to achieve class I molar relationship
  • Correction of lower midline deviation
  • Power ridges on lower incisors to prevent periodontal complications such as gingival recession or alveolar bone dehiscence.
  • IPR was used to correct Bolton discrepancy.

Images

Initial and final

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upper
lower
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front
left
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upper
lower
right
front
left

Progress

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lower
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InitialFinal
Before picture of treatment
After picture of treatment
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Radiographs

Initial Final
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